Mayfield Renewables, specializing in renewable energy project design and consulting since 2007.

(formerly Renewable Energy Associates)


Solar PV Design

We offer a range of design services from project feasibility to complete system design and everything in between.

Energy Storage

Energy storage design to meet your clients' needs. Peak demand management, microgrids, or off-grid system design.

Commissioning - O&M

Make sure your system is operating properly and to code. Keep your clients happy for the life of their system.

We offer full design services for all size systems from initial project evaluation to complete permitted project plans sets and everything in between.


Option 1: Pre-Design Support

For clients wanting to get a rough estimate of system size and energy performance.


  • Site evaluation (remote)
  • Preliminary equipment specification
  • Preliminary Helioscope design
    • System roof/ground layout
    • System size estimate
    • Shade analysis
    • Performance estimate

Option 2: Pre-Design Support + SLD

For clients wanting preliminary drawings and single line diagram but not ready for permitting.


  • Site evaluation (remote or on-site)
  • Preliminary equipment specification
  • Preliminary roof/ground CAD layout
    • System layout
    • System size estimate
  • Preliminary Helioscope design
    • Shade analysis
    • Performance estimate
  • Preliminary Single Line Diagram (SLD)

Option 3: Complete PV Permit Sets

For clients wanting complete system design and permit-ready drawing packets. Includes both:

Complete system design

  • Site evaluation (remote or on-site)
  • Equipment and materials specification (electrical and mechanical balance of systems)
  • System size, shading analysis, and performance estimate
  • Determine Point of Interconnect (POI)
  • Relevant building and electrical code compliance
  • Voltage drop calculations

Complete Permit-ready Drawings

  • Structural AutoCAD drawings
    • Final system layout
    • Mounting and racking detail
  • Electrical AutoCAD drawings
    • Single Line Drawing (SLD)
    • Electrical details, as needed
    • PV Stringing plan
  • Electrical calculations
    • Wire sizes
    • OCPD
  • Professional Engineer (PE) Stamps (Structural/civil and electrical) as needed
  • As Built Plan Set

Give and lead by example

As our company grows so do our clients, our employees, and our communities. Mayfield Renewables is committed to making the world a better place by providing excellent service to our clients, a supportive work-life balance where our employees can thrive, and giving back to the community through charitable donations. We value the importance of advancing clean, sustainable energy generation to protect the health of the environment and ensure the future of our children which is why we specialize in renewable energy.

Our clients power our mission with their dedication to solar, biomass generation, and other renewable energy resources.

Our clients give us opportunity.

Healthy, happy employees make passionate, productive employees which is why we are dedicated to providing a supportive work environment, flexible schedules, and let our employees choose their own courses for professional development. Our employees execute our mission with their passion for excellence and continuous learning.

Our employees give us strength. 

The more successful our company, the more we give back to our communities by making charitable contributions. We not only support solar and renewable energy related charities but also let our employees choose the charities to donate funds directly to the causes most important to them. In doing this we make our mission a reality and strengthen the communities in which we live.

Our communities give us a purpose.